[Solved] What is demography? List and explain the three basic variables that demographers use to understand population dynamics. Pornography: Visual or written content intended to stimulate erotic feelings rather than aesthetic or emotional feelings. Mass Media: Diverse media technologies that reach a large audience via mass communication, including newspapers, television, radio, and the internet. Business Influence: The impact that companies or industries have on economic policies, consumer behavior, and the market environment. Observations: The action or process of closely observing or monitoring something or someone.